Nobody can stop ___ ___, so you have to learn to look after yourselves.
Father's Day is celebrated in most countries in June ___ ___.
We don't know ___ ___ ___ the answer to the problem.
___ ___, it's also very important to communicate with them politely.
Southern Africa ___ ___ ___ animals such as lions and zebras.
Throwing waste into river will cause ___ ___ ___ problems.
Her opinions are similar to mine ___ ___ ___.
We should ___ the Earth.
The heavy rain makes the ___ ___ go up.
Don't worry about me. I can ___ ___ ___ myself.
___ behind the house?
There isn't ___ ___ in the bottle.
___ ___ books are there on the table?
___, ___ ___.
Because people ___ ___ too many trees, some animals don't have enough food to eat.
The ant is small, but it can smell ___ ___ ___ ___ ___.
There are ___ ___ ___ fishes in the sea.
If we don't take action right now, these animals will ___ ___ very soon.
Choosing the right direction is ___ ___ ___ working hard.
There ___ some ___ of ___ on the table.
We should learn to be in control of ___ ___ emotions.
Polar bears are in great danger because of ___ ___.
___ ___ Chinese leave the countryside to search for work in cities.
Although I'm ___ ___ my friend, we take things very seriously.
I have to stay at home ___ the heavy rain.